@book{21290,
	author = {Groot, S. R. de},
	title = {The Maxwell equations},
	publisher = {North-Holland Pub. Co.},
	year = {1969.},
	series = {Studies in statistical mechanics, v. 4},
	address = {Amsterdam},
	note = {"Sole distributors for the Western Hemisphere: Wiley Interscience ... New York."}
}